Tofacitinib Impurity 129 CAS 1527525-58-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1527525-58-1 |
| Molecular Formula | C15H18N6O |
| Molecular Weight | 298.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Tofacitinib Impurity 129 (CAS 1527525-58-1) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C15H18N6O. Molecular weight: 298.34 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C15H18N6O |
| Molecular Weight | 298.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 6 |
Related Tofacitinib Standards
- Tofacitinib Impurity 247 (CAS CATO-C4X-1079247)
- Tofacitinib Impurity 30 (CAS CATO-C4X-107930)
- Tofacitinib Impurity 235 (CAS CATO-C4X-1079235)
- Tofacitinib Impurity 204 (CAS CATO-C4X-1079204)
- Tofacitinib Impurity 176 (CAS CATO-C4X-1079176)
- Tofacitinib Nitroso Impurity 189 (CAS CATO-C4X-1079189)
- Tofacitinib Nitroso Impurity 191 (CAS CATO-C4X-1079191)
- Tofacitinib Impurity 59 (CAS 2250241-69-9)
Recommended Standards
- Mirabegron Impurity 7 (CAS 2036283-13-1)
- Piribedil Impurity N5 (CAS 1022849-90-6)
- 200571-38-6 Ethyl 5-Oxo-3,5-di(3-pyridyl)pentanoate |A-Oxo-|A-3-pyridinyl-3-pyridinepentanoic Acid Ethyl Ester (CAS 200571-38-6)
- Lamivudine Impurity 28 (CAS 1020151-61-4)
- Mebeverine Hydrochloride EP Impurity D (CAS 93-07-2)
- N-Benzyl-7-chloroimidazo[1,2-a]pyrimidin-5-amine (CAS 57473-37-7)
- Ertugliflozin impurity 65 (CAS 1500090-85-6)
- 1-Bromo-2-(cyclohexyloxy)cyclohexane (CAS 29837-04-5)
- Lys-Lys-IRS-1 (891-902) (dephosphorylated) (human) (CAS 172615-51-9)
- Tirzepatide Impurity 58 (CAS CATO-C4X-324058)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com